Target creature gets +2/+2 and gains indestructible until end of turn. (Damage and effects that say "destroy" don't destroy it.)
{4}
Aetherflux Reservoir
Artifact
Whenever you cast a spell, you gain 1 life for each spell you've cast this turn.
Pay 50 life: Aetherflux Reservoir deals 50 damage to any target.
{4}{R}
Akroan Conscriptor
Creature - Human Shaman
Heroic -- Whenever you cast a spell that targets Akroan Conscriptor, gain control of another target creature until end of turn. Untap that creature. It gains haste until end of turn.
3 /
2
{R}
Akroan Crusader
Creature - Human Soldier
Heroic -- Whenever you cast a spell that targets Akroan Crusader, create a 1/1 red Soldier creature token with haste.
1 /
1
{1}{R}{W}
Anax and Cymede
Legendary Creature - Human Soldier
First strike, vigilance
Heroic -- Whenever you cast a spell that targets Anax and Cymede, creatures you control get +1/+1 and gain trample until end of turn.
3 /
2
{1}{W/P}
Apostle's Blessing
Instant
({W/P} can be paid with either {W} or 2 life.)
Target artifact or creature you control gains protection from artifacts or from the color of your choice until end of turn.
{2}
Arcane Signet
Artifact
{T}: Add one mana of any color in your commander's color identity.
{3}{R}{W}
Assemble the Legion
Enchantment
At the beginning of your upkeep, put a muster counter on Assemble the Legion. Then create a 1/1 red and white Soldier creature token with haste for each muster counter on Assemble the Legion.
{X}{R}{W}
Aurelia's Fury
Instant
Aurelia's Fury deals X damage divided as you choose among any number of targets. Tap each creature dealt damage this way. Players dealt damage this way can't cast noncreature spells this turn.
{2}{R/W}{R/W}{R/W}
Balefire Liege
Creature - Spirit Horror
Other red creatures you control get +1/+1.
Other white creatures you control get +1/+1.
Whenever you cast a red spell, Balefire Liege deals 3 damage to target player or planeswalker.
Whenever you cast a white spell, you gain 3 life.
2 /
4
{R}{W}
Boros Charm
Instant
Choose one --
• Boros Charm deals 4 damage to target player or planeswalker.
• Permanents you control gain indestructible until end of turn.
• Target creature gains double strike until end of turn.
--
Boros Garrison
Land
Boros Garrison enters the battlefield tapped.
When Boros Garrison enters the battlefield, return a land you control to its owner's hand.
{T}: Add {R}{W}.
--
Boros Guildgate
Land - Gate
Boros Guildgate enters the battlefield tapped.
{T}: Add {R} or {W}.
{2}
Boros Signet
Artifact
{1}, {T}: Add {R}{W}.
{R}
Brute Force
Instant
Target creature gets +3/+3 until end of turn.
{1}{R}
Brute Strength
Instant
Target creature gets +3/+1 and gains trample until end of turn.
{1}{R}
Burning Prophet
Creature - Human Wizard
Whenever you cast a noncreature spell, Burning Prophet gets +1/+0 until end of turn, then scry 1.
1 /
3
{3}{R}{R}
Chandra's Ignition
Sorcery
Target creature you control deals damage equal to its power to each other creature and each opponent.
--
Command Tower
Land
{T}: Add one mana of any color in your commander's color identity.
{3}
Commander's Sphere
Artifact
{T}: Add one mana of any color in your commander's color identity.
Sacrifice Commander's Sphere: Draw a card.
{R}
Crimson Wisps
Instant
Target creature becomes red and gains haste until end of turn.
Draw a card.
{W}
Defiant Strike
Instant
Target creature gets +1/+0 until end of turn.
Draw a card.
{1}{R}
Dockside Extortionist
Creature - Goblin Pirate
When Dockside Extortionist enters the battlefield, create X Treasure tokens, where X is the number of artifacts and enchantments your opponents control. (Treasure tokens are artifacts with "{T}, Sacrifice this artifact: Add one mana of any color.")
1 /
2
{2}{W}
Eerie Interlude
Instant
Exile any number of target creatures you control. Return those cards to the battlefield under their owner's control at the beginning of the next end step.
{1}{R}
Electrostatic Field
Creature - Wall
Defender
Whenever you cast an instant or sorcery spell, Electrostatic Field deals 1 damage to each opponent.
0 /
4
{W}
Ephemerate
Instant
Exile target creature you control, then return it to the battlefield under its owner's control.
Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)
--
Evolving Wilds
Land
{T}, Sacrifice Evolving Wilds: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{R}
Expedite
Instant
Target creature gains haste until end of turn.
Draw a card.
{1}{W}{W}
Fabled Hero
Creature - Human Soldier
Double strike
Heroic -- Whenever you cast a spell that targets Fabled Hero, put a +1/+1 counter on Fabled Hero.
2 /
2
{1}{W}
Feat of Resistance
Instant
Put a +1/+1 counter on target creature you control. It gains protection from the color of your choice until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything of that color.)
{R}{W}{W}
Feather, the Redeemed
Legendary Creature - Angel
Flying
Whenever you cast an instant or sorcery spell that targets a creature you control, exile that card instead of putting it into your graveyard as it resolves. If you do, return it to your hand at the beginning of the next end step.
3 /
4
{W}
Gods Willing
Instant
Target creature you control gains protection from the color of your choice until end of turn. (It can't be blocked, targeted, dealt damage, enchanted, or equipped by anything of that color.)
Scry 1.
{1}{W}
Guided Strike
Instant
Target creature gets +1/+0 and gains first strike until end of turn.
Draw a card.
{2}{R}
Guttersnipe
Creature - Goblin Shaman
Whenever you cast an instant or sorcery spell, Guttersnipe deals 2 damage to each opponent.
2 /
2
{1}{R}
Impact Resonance
Instant
Impact Resonance deals X damage divided as you choose among any number of target creatures, where X is the greatest amount of damage dealt by a source to a permanent or player this turn.
{1}{R}{W}
Intimidation Bolt
Instant
Intimidation Bolt deals 3 damage to target creature. Other creatures can't attack this turn.
{1}{R}
Invigorated Rampage
Instant
Choose one --
• Target creature gets +4/+0 and gains trample until end of turn.
• Two target creatures each get +2/+0 and gain trample until end of turn.
{3}{W}
Kor Cartographer
Creature - Kor Scout
When Kor Cartographer enters the battlefield, you may search your library for a Plains card, put it onto the battlefield tapped, then shuffle.
2 /
2
{R}
Magnetic Theft
Instant
Attach target Equipment to target creature. (Control of the Equipment doesn't change.)
{3}{R}{R}
Mirrorwing Dragon
Creature - Dragon
Flying
Whenever a player casts an instant or sorcery spell that targets only Mirrorwing Dragon, that player copies that spell for each other creature they control that the spell could target. Each copy targets a different one of those creatures.
4 /
5
--
Mistveil Plains
Land - Plains
({T}: Add {W}.)
Mistveil Plains enters the battlefield tapped.
{W}, {T}: Put target card from your graveyard on the bottom of your library. Activate only if you control two or more white permanents.
{2}{W}
Monastery Mentor
Creature - Human Monk
Prowess (Whenever you cast a noncreature spell, this creature gets +1/+1 until end of turn.)
Whenever you cast a noncreature spell, create a 1/1 white Monk creature token with prowess.
2 /
2
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
--
Mountain
Basic Land - Mountain
({T}: Add {R}.)
{1}{W}
Open the Armory
Sorcery
Search your library for an Aura or Equipment card, reveal it, put it into your hand, then shuffle.
{1}{W}
Otherworldly Journey
Instant - Arcane
Exile target creature. At the beginning of the next end step, return that card to the battlefield under its owner's control with a +1/+1 counter on it.
{W}
Path to Exile
Instant
Exile target creature. Its controller may search their library for a basic land card, put that card onto the battlefield tapped, then shuffle.
{W}{W}
Phalanx Leader
Creature - Human Soldier
Heroic -- Whenever you cast a spell that targets Phalanx Leader, put a +1/+1 counter on each creature you control.
1 /
1
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
--
Plains
Basic Land - Plains
({T}: Add {W}.)
{4}
Primal Amulet
Artifact
Instant and sorcery spells you cast cost {1} less to cast.
Whenever you cast an instant or sorcery spell, put a charge counter on Primal Amulet. Then if there are four or more charge counters on it, you may remove those counters and transform it.
--
Primal Wellspring
Land
(Transforms from Primal Amulet.)
{T}: Add one mana of any color. When that mana is spent to cast an instant or sorcery spell, copy that spell and you may choose new targets for the copy.
{1}{R}
Psychotic Fury
Instant
Target multicolored creature gains double strike until end of turn.
Draw a card.
{R}
Reckless Rage
Instant
Reckless Rage deals 4 damage to target creature you don't control and 2 damage to target creature you control.
--
Reliquary Tower
Land
You have no maximum hand size.
{T}: Add {C}.
--
Rogue's Passage
Land
{T}: Add {C}.
{4}, {T}: Target creature can't be blocked this turn.
--
Rugged Prairie
Land
{T}: Add {C}.
{R/W}, {T}: Add {R}{R}, {R}{W}, or {W}{W}.
{1}{R}
Runaway Steam-Kin
Creature - Elemental
Whenever you cast a red spell, if Runaway Steam-Kin has fewer than three +1/+1 counters on it, put a +1/+1 counter on Runaway Steam-Kin.
Remove three +1/+1 counters from Runaway Steam-Kin: Add {R}{R}{R}.
1 /
1
{R}
Samut's Sprint
Instant
Target creature gets +2/+1 and gains haste until end of turn. Scry 1.
{3}{R}
Seize the Day
Sorcery
Untap target creature. After this main phase, there is an additional combat phase followed by an additional main phase.
Flashback {2}{R} (You may cast this card from your graveyard for its flashback cost. Then exile it.)
{1}{W}
Shelter
Instant
Target creature you control gains protection from the color of your choice until end of turn.
Draw a card.
{W}
Sheltering Light
Instant
Target creature gains indestructible until end of turn. Scry 1. (Damage and effects that say "destroy" don't destroy the creature.)
{3}{W}
Smothering Tithe
Enchantment
Whenever an opponent draws a card, that player may pay {2}. If the player doesn't, you create a Treasure token. (It's an artifact with "{T}, Sacrifice this artifact: Add one mana of any color.")
{1}
Sol Ring
Artifact
{T}: Add {C}{C}.
--
Stone Quarry
Land
Stone Quarry enters the battlefield tapped.
{T}: Add {R} or {W}.
{4}{W}{W}
Sun Titan
Creature - Giant
Vigilance
Whenever Sun Titan enters the battlefield or attacks, you may return target permanent card with mana value 3 or less from your graveyard to the battlefield.
6 /
6
{3}
Sunforger
Artifact - Equipment
Equipped creature gets +4/+0.
{R}{W}, Unattach Sunforger: Search your library for a red or white instant card with mana value 4 or less and cast that card without paying its mana cost. Then shuffle.
Equip {3}
{W}
Swift Justice
Instant
Until end of turn, target creature gets +1/+0 and gains first strike and lifelink.
{2}
Swiftfoot Boots
Artifact - Equipment
Equipped creature has hexproof and haste. (It can't be the target of spells or abilities your opponents control.)
Equip {1}
{W}
Swords to Plowshares
Instant
Exile target creature. Its controller gains life equal to its power.
{1}{R}{W}
Tajic, Legion's Edge
Legendary Creature - Human Soldier
Haste
Mentor (Whenever this creature attacks, put a +1/+1 counter on target attacking creature with lesser power.)
Prevent all noncombat damage that would be dealt to other creatures you control.
{R}{W}: Tajic, Legion's Edge gains first strike until end of turn.
3 /
2
{2}
Talisman of Conviction
Artifact
{T}: Add {C}.
{T}: Add {R} or {W}. Talisman of Conviction deals 1 damage to you.
--
Temple of Triumph
Land
Temple of Triumph enters the battlefield tapped.
When Temple of Triumph enters the battlefield, scry 1.
{T}: Add {R} or {W}.
{1}{R}
Temur Battle Rage
Instant
Target creature gains double strike until end of turn.
Ferocious -- That creature also gains trample until end of turn if you control a creature with power 4 or greater.
{R}{W}
Tenth District Legionnaire
Creature - Human Soldier
Haste
Whenever you cast a spell that targets Tenth District Legionnaire, put a +1/+1 counter on Tenth District Legionnaire, then scry 1.
2 /
2
--
Terramorphic Expanse
Land
{T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle.
{R}
Titan's Strength
Instant
Target creature gets +3/+1 until end of turn. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{R}
Vandalblast
Sorcery
Destroy target artifact you don't control.
Overload {4}{R} (You may cast this spell for its overload cost. If you do, change "target" in its text to "each.")
--
Wind-Scarred Crag
Land
Wind-Scarred Crag enters the battlefield tapped.
When Wind-Scarred Crag enters the battlefield, you gain 1 life.
{T}: Add {R} or {W}.
{1}{R}
Young Pyromancer
Creature - Human Shaman
Whenever you cast an instant or sorcery spell, create a 1/1 red Elemental creature token.
2 /
1
{3}{R}
Zada, Hedron Grinder
Legendary Creature - Goblin Ally
Whenever you cast an instant or sorcery spell that targets only Zada, Hedron Grinder, copy that spell for each other creature you control that the spell could target. Each copy targets a different one of those creatures.